Industry code 0520 Lignite mining and collection, updated according to Decision 36/2025/QD-TTg. To learn more about the details of industry code 0520, please refer to this article by VN Law Firm!
1. What is a business industry code?
Business industry code is a series of numbers coded to represent a specific business industry. Organizations and individuals, when preparing business registration documents, must use this business industry code table for registration. A 4-digit industry code (level 4) is the code used for business registration.
The Vietnam Standard Industrial Classification (VSIC) system, issued under Decision 36/2025/QD-TTg, has a hierarchical structure with 5 levels, from general to specific:
| Level | Name | Code | Quantity |
|---|---|---|---|
| Level 1 | Economic sector Level 1 | 1 letter (from A to V) | 22 sectors |
| Level 2 | Economic sector Level 2 | 2 digits (based on Level 1) | 87 sectors |
| Level 3 | Economic sector Level 3 | 3 digits (based on Level 2) | 259 sectors |
| Level 4 | Economic sector Level 4 | 4 digits (based on Level 3) | 495 sectors |
| Level 5 | Economic sector Level 5 | 5 digits (based on Level 4) | 743 sectors |
Example of industry code structure: Taking the Food Manufacturing industry as an example:
- Level 1: C (Manufacturing)
- Level 2: 10 (Food processing and manufacturing)
- Level 3: 107 (Manufacture of other food products)
- Level 4: 1075 (Manufacture of prepared meals and dishes)
- Level 5: 10751 (Manufacture of prepared meals and dishes from meat)
2. Regulations on Industry Code 0520 Lignite mining and collection
| Industry Code | Industry Name |
|---|---|
| 0520 | Lignite mining and collection |
This group includes:
– Lignite (brown coal) mining: Underground or surface mining activities, including mining by liquefaction methods;
– Washing, dewatering, crushing and other lignite collection activities to facilitate coal storage and transport.
Excludes:
– Hard coal mining is classified under group 05100 (Hard coal mining and collection);
– Peat mining and collection is classified under group 08920 (Peat mining and collection);
– Exploratory drilling services for coal mining are classified under group 09900 (Other mining support service activities);
– Lignite mining support activities are classified under group 09900 (Other mining support service activities);
– Manufacture of coal products containing lignite, peat is classified under group 19200 (Manufacture of refined petroleum products; manufacture of fossil fuel products);
– Activities related to construction or preparation of facilities for coal mining are classified under group 43120 (Site preparation).

3. Suggestions for recording Industry Code 0510 Lignite mining and collection
– When registering a new enterprise, when notifying changes to business lines, or when requesting a change to a Business Registration Certificate, the enterprise founder or enterprise shall select the four-digit economic sector in the Vietnam Standard Industrial Classification System to record the business line in the enterprise registration dossier. The business registration authority shall guide, verify, and record the enterprise’s business lines in the National Enterprise Registration Database.
– For conditional business lines regulated by other legal documents, the business lines shall be recorded according to the regulations in those legal documents.
Suggestions for recording Industry Code 0510 Lignite mining and collection:
Case 1: General
| Industry Code | Industry Name |
|---|---|
| 0520 | Lignite mining and collection |
Case 2: Detailed
| Industry Code | Industry Name |
|---|---|
| 0520 | Lignite mining and collection Details: Lignite mining; washing, dewatering, crushing lignite |
Case 3: Detailed
| Industry Code | Industry Name |
|---|---|
| 0520 | Lignite mining and collection (not operating at headquarters) |
Note: Depending on each specific industry code and specific regulations in each locality, it may be necessary to provide details for the 4-digit industry code or commit to operating in accordance with regulations.
4. Services for changing business lines for companies and enterprises at VN Law Firm
Services for changing business lines for companies and enterprises at VN Law Firm help clients save a lot of time and effort. With VN Law Firm, you will be provided with business line change services for companies and enterprises, including:
- Consultation on the process and procedures for changing or adding business lines;
- Consulting clients on preparing necessary documents;
- Drafting and submitting on behalf of clients the dossier for changing or adding business lines of the company/enterprise at the Business Registration Office;
- Monitoring the dossier, supplementing or correcting the dossier (if any) as required by the specialist;
- Performing procedures to publish enterprise registration information on the Information Portal;
- Handing over the certificate of business line change;
- Guiding clients on procedures to note after changing business lines…
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